3918400

素因数分解:

$2^6\times 5^2\times {\mathrm{31}}^1\times {\mathrm{79}}^1$

素因数の和:132

約数の個数: 84

約数和(自身を含む): 10078720

約数和(自身を除く): 6160320

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 31, 32, 40, 50, 62, 64, 79, 80, 100, 124, 155, 158, 160, 200, 248, 310, 316, 320, 395, 400, 496, 620, 632, 775, 790, 800, 992, 1240, 1264, 1550, 1580, 1600, 1975, 1984, 2449, 2480, 2528, 3100, 3160, 3950, 4898, 4960, 5056, 6200, 6320, 7900, 9796, 9920, 12245, 12400, 12640, 15800, 19592, 24490, 24800, 25280, 31600, 39184, 48980, 49600, 61225, 63200, 78368, 97960, 122450, 126400, 156736, 195920, 244900, 391840, 489800, 783680, 979600, 1959200, 3918400]

約数ペア:

[(1, 3918400), (2, 1959200), (4, 979600), (5, 783680), (8, 489800), (10, 391840), (16, 244900), (20, 195920), (25, 156736), (31, 126400), (32, 122450), (40, 97960), (50, 78368), (62, 63200), (64, 61225), (79, 49600), (80, 48980), (100, 39184), (124, 31600), (155, 25280), (158, 24800), (160, 24490), (200, 19592), (248, 15800), (310, 12640), (316, 12400), (320, 12245), (395, 9920), (400, 9796), (496, 7900), (620, 6320), (632, 6200), (775, 5056), (790, 4960), (800, 4898), (992, 3950), (1240, 3160), (1264, 3100), (1550, 2528), (1580, 2480), (1600, 2449), (1975, 1984)]